Base | Representation |
---|---|
bin | 1111011101101… |
… | …00100100111111 |
3 | 100001002011211120 |
4 | 13232310210333 |
5 | 231201330440 |
6 | 20512122023 |
7 | 3133361241 |
oct | 756644477 |
9 | 301064746 |
10 | 129714495 |
11 | 67247469 |
12 | 37536313 |
13 | 20b48851 |
14 | 13328091 |
15 | b5c3dd0 |
hex | 7bb493f |
129714495 has 16 divisors (see below), whose sum is σ = 209485440. Its totient is φ = 68533664.
The previous prime is 129714491. The next prime is 129714517. The reversal of 129714495 is 594417921.
It is a cyclic number.
It is not a de Polignac number, because 129714495 - 22 = 129714491 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129714491) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38805 + ... + 42014.
It is an arithmetic number, because the mean of its divisors is an integer number (13092840).
Almost surely, 2129714495 is an apocalyptic number.
129714495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
129714495 is a deficient number, since it is larger than the sum of its proper divisors (79770945).
129714495 is a wasteful number, since it uses less digits than its factorization.
129714495 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80934.
The product of its digits is 90720, while the sum is 42.
The square root of 129714495 is about 11389.2271467383. The cubic root of 129714495 is about 506.2085812784.
The spelling of 129714495 in words is "one hundred twenty-nine million, seven hundred fourteen thousand, four hundred ninety-five".
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